Transaction Details

Footnotes

These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person and Brightstone Venture Capital Fund, LP ("Brightstone") on December 13, 2024. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.99 to $44.96, inclusive. The reporting person undertakes to provide Celcuity Inc. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC") upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $45.00 to $45.855, inclusive. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $46.05 to $46.06, inclusive. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $42.94 to $43.90, inclusive. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. | The reporting person is the General Partner of Brightstone. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.97 to $44.96, inclusive. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $44.99 to $45.76, inclusive. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.